Document Type and Number:
Japanese Patent JPS5228401
Kind Code:
Y2
Application Number:
JP5926071U
Publication Date:
June 28, 1977
Filing Date:
July 07, 1971
Export Citation:
International Classes:
H04M1/00; H04M1/26; H04M1/50; H04M1/515; H04M3/60; H04M19/04; H04Q5/00; (IPC1-7): H04M1/50; H04M3/60; H04Q5/00